DE69908125D1 - Zuweisung von Spreizfolgen in einem MCCDMA-System - Google Patents

Zuweisung von Spreizfolgen in einem MCCDMA-System

Info

Publication number
DE69908125D1
DE69908125D1 DE69908125T DE69908125T DE69908125D1 DE 69908125 D1 DE69908125 D1 DE 69908125D1 DE 69908125 T DE69908125 T DE 69908125T DE 69908125 T DE69908125 T DE 69908125T DE 69908125 D1 DE69908125 D1 DE 69908125D1
Authority
DE
Germany
Prior art keywords
mccdma
allocation
spreading sequences
sequences
spread
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69908125T
Other languages
English (en)
Other versions
DE69908125T2 (de
Inventor
David Mottier
Damien Castelain
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Information Technology Corp
Original Assignee
Mitsubishi Electric Information Technology Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Information Technology Corp filed Critical Mitsubishi Electric Information Technology Corp
Application granted granted Critical
Publication of DE69908125D1 publication Critical patent/DE69908125D1/de
Publication of DE69908125T2 publication Critical patent/DE69908125T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals
    • H04L5/026—Multiplexing of multicarrier modulation signals using code division
DE69908125T 1999-09-13 1999-09-13 Zuweisung von Spreizfolgen in einem MCCDMA-System Expired - Lifetime DE69908125T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99402240A EP1085689B1 (de) 1999-09-13 1999-09-13 Zuweisung von Spreizfolgen in einem MCCDMA-System

Publications (2)

Publication Number Publication Date
DE69908125D1 true DE69908125D1 (de) 2003-06-26
DE69908125T2 DE69908125T2 (de) 2003-12-04

Family

ID=8242109

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69908125T Expired - Lifetime DE69908125T2 (de) 1999-09-13 1999-09-13 Zuweisung von Spreizfolgen in einem MCCDMA-System

Country Status (5)

Country Link
US (2) US6987747B1 (de)
EP (1) EP1085689B1 (de)
JP (1) JP4554774B2 (de)
AT (1) ATE241238T1 (de)
DE (1) DE69908125T2 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69908125T2 (de) * 1999-09-13 2003-12-04 Mitsubishi Electric Inf Tech Zuweisung von Spreizfolgen in einem MCCDMA-System
FR2825862A1 (fr) * 2001-06-06 2002-12-13 St Microelectronics Sa Procede de transmission de donnees en mc/cdma
DE60318048T2 (de) 2003-09-01 2008-11-27 Mitsubishi Denki K.K. Verfahren zum dynamischen Zuordnen von Spreizsequenzen zu einer Gruppe von Anwendern eines Mehrträger-Übertragungsnetzes
EP1511206B1 (de) * 2003-09-01 2012-12-19 Mitsubishi Electric R&D Centre Europe B.V. Verfahren zur Zuweisung von einer oder mehreren Spreizfolgen an Benutzer eines MCCDMA Übertragungsnetzwerks
DE60324933D1 (de) * 2003-10-16 2009-01-08 Mitsubishi Electric Corp Verfahren zum Mapping von den Chips eines gespreitzten Symboles zu Unterkanälen von einem Mehrträgerübertragungsystem
US7315563B2 (en) * 2003-12-03 2008-01-01 Ut-Battelle Llc Multicarrier orthogonal spread-spectrum (MOSS) data communications
EP1610480A1 (de) * 2004-06-25 2005-12-28 Mitsubishi Electric Information Technology Center Europe B.V. Vorrichtung und Verfahren zur dynamischen Verteilung von Untergruppen von Spreizsequenzen
EP1655854A1 (de) * 2004-11-03 2006-05-10 Alcatel Verfahren zur Berechnung des Verzögerungsprofils in einem zellularen Kommunicationssystem.
US8670493B2 (en) 2005-06-22 2014-03-11 Eices Research, Inc. Systems and/or methods of increased privacy wireless communications
KR100695462B1 (ko) * 2005-12-10 2007-03-16 한국전자통신연구원 Ｍｃ－ｃｄｍａ 통신 시스템의 기지국에서 주파수 차원확산 부호 할당 방법
US20080031369A1 (en) * 2006-06-07 2008-02-07 Li Ye Geoffrey Apparatus and methods for multi-carrier wireless access with energy spreading
US7751488B2 (en) * 2006-08-16 2010-07-06 Harris Corporation System and method for communicating data using symbol-based randomized orthogonal frequency division multiplexing (OFDM)
US7649951B2 (en) * 2006-08-16 2010-01-19 Harris Corporation System and method for communicating data using symbol-based randomized orthogonal frequency division multiplexing (OFDM) with applied frequency domain spreading
US7813433B2 (en) * 2006-08-16 2010-10-12 Harris Corporation System and method for communicating data using symbol-based randomized orthogonal frequency division multiplexing (OFDM) with selected subcarriers turned on or off
US7903749B2 (en) * 2006-08-16 2011-03-08 Harris Corporation System and method for applying frequency domain spreading to multi-carrier communications signals
US7860147B2 (en) * 2006-08-16 2010-12-28 Harris Corporation Method of communicating and associated transmitter using coded orthogonal frequency division multiplexing (COFDM)
KR100885300B1 (ko) * 2007-07-03 2009-02-23 한국전자통신연구원 주파수 다이버시티를 가지는 주파수 선택적 기저대역의주파수 변복조 장치 및 방법, 이를 이용한 송수신 장치
US8274921B2 (en) * 2008-04-01 2012-09-25 Harris Corporation System and method for communicating data using efficient fast fourier transform (FFT) for orthogonal frequency division multiplexing (OFDM)
US8238454B2 (en) * 2008-04-01 2012-08-07 Harris Corporation System and method for communicating data using efficient fast fourier transform (FFT) for orthogonal frequency division multiplexing (OFDM) demodulation
US8229009B2 (en) 2008-04-01 2012-07-24 Harris Corporation System and method for communicating data using efficient fast fourier transform (FFT) for orthogonal frequency division multiplexing (OFDM) modulation
US11271691B2 (en) * 2018-07-09 2022-03-08 Huawei Technologies Canada Co. Ltd. Dynamic spectrum spreading of data symbols for multiple access transmission

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US5442625A (en) * 1994-05-13 1995-08-15 At&T Ipm Corp Code division multiple access system providing variable data rate access to a user
JPH08307386A (ja) * 1995-05-01 1996-11-22 Sharp Corp 拡散符号算出方法およびスペクトル拡散通信システム
JP3409628B2 (ja) * 1996-06-19 2003-05-26 株式会社エヌ・ティ・ティ・ドコモ Ｃｄｍａ通信方法およびグループ拡散変調器
FI102577B (fi) * 1996-09-05 1998-12-31 Nokia Telecommunications Oy Lähetys- ja vastaanottomenetelmä ja radiojärjestelmä
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JPH10145282A (ja) * 1996-11-12 1998-05-29 N T T Ido Tsushinmo Kk Ｄｓ−ｃｄｍａ伝送方式
JP3317866B2 (ja) * 1996-12-20 2002-08-26 富士通株式会社 スペクトル拡散通信システム
DE69825567T2 (de) * 1997-03-04 2005-07-28 Qualcomm, Inc., San Diego Mehrbenutzernachrichtenübertragungssystemarchitektur mit verteilten sendern
JP3575215B2 (ja) * 1997-03-05 2004-10-13 株式会社日立製作所 パケット通信方法及び通信端末装置
US5933777A (en) * 1997-04-24 1999-08-03 Telefonaktiebolaget Lm Ericsson (Publ) System and method for allocating channel elements in a code division multiple access radio telecommunications network
US6097712A (en) * 1997-06-20 2000-08-01 Nortel Networks Limited Multi-carrier CDMA communications systems
US6108369A (en) * 1997-07-11 2000-08-22 Telefonaktiebolaget Lm Ericsson Channelization code allocation for radio communication systems
DE69841326D1 (de) * 1997-10-10 2010-01-07 Qualcomm Inc Mehrlagige pn-kodespreizung in einem mehrbenutzerkommunikationssystem
JP2002506606A (ja) * 1998-04-30 2002-02-26 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ コード分割多重アクセス送信機及び受信機
US6393047B1 (en) * 1998-06-16 2002-05-21 Telefonaktiebolaget Lm Ericsson (Publ) Quadriphase spreading codes in code division multiple access communications
US6278702B1 (en) * 1998-12-02 2001-08-21 Nortel Networks Limited Method for limiting the dynamic range of a CDMA signal
US6556551B1 (en) * 1999-05-27 2003-04-29 Lgc Wireless, Inc. Multi-frequency pilot beacon for CDMA systems
JP3601816B2 (ja) * 1999-05-31 2004-12-15 韓國電子通信研究院 移動通信システムにおける変調装置、端末器および変調方法
DE69908125T2 (de) * 1999-09-13 2003-12-04 Mitsubishi Electric Inf Tech Zuweisung von Spreizfolgen in einem MCCDMA-System

Also Published As

Publication number Publication date
DE69908125T2 (de) 2003-12-04
ATE241238T1 (de) 2003-06-15
EP1085689B1 (de) 2003-05-21
US6987747B1 (en) 2006-01-17
EP1085689A1 (de) 2001-03-21
JP2001111524A (ja) 2001-04-20
JP4554774B2 (ja) 2010-09-29
US7342910B2 (en) 2008-03-11
US20060029012A1 (en) 2006-02-09

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